126 EOC

What part of the torch does the red arrow show

• Collet

• Collet body

• Gas

• Current conductor

what process can be used to weld metal as thin as a sheet of paper to over 1 inch in thickness

• GMAW

• FCAW

• GTAW

What part does the red arrow show

• Workpiece

• Filler metal

• Weld pool

• Shielding gas

The GTAW process was developed in the 1941 to provide suitable means for welding _____ and ____, other power sources could not be used

• Magnesium and stainless

• Mild steel and aluminum

• Magnesium and aluminum

What part does the red arrow show

• Arc

• Collet

• Current conductor

• Filler metal

What allows the operator to control the shielding gas volume, arc gap, travel speed composition, and electrode stick out

• The amptrol

• The foot pedal

• The gas

• The torch

What gas is 1.3 times heavier than air and 10 times heavier than helium

• Argon

• Oxygen

• Propane

• Nitrogen

What part of the torch does the red arrow show

• Tungsten electrode

• Collet

• Current conductor

• Gas

What part of the torch does the red arrow show

• Collet body

• Collet

• Tungsten electrode

• Current conductor

True or false High voltage circuits are preferred because they produce short length arcs, which are easily controlled

• True

• False